Yersinia pestis ~ the bacillus that causes the Plague

A girl with a buboe under her eye

A girl with a buboe on her neck

Skin lesions caused by the Plague

Skin lesions caused by the Plague

The hand of a person infected with the septicemic form of the Plague

Oriental Rat Flea ~ the original culprit of the Black Death

Vibria cholerae ~ the bacterium that causes cholera